- "In White Noise, Team Rainbow premieres two Operators from the 707th Special Mission Battalion for a rescue mission high up Mok Myeok Tower, our new free map. Joining them is our second GROM Specialist turned Rainbow Operator."
— Official Website Description
It was officially announced on November 2, 2017 and is scheduled to be released on November 20, 2017 for Technical Test Server participants and two weeks later for Year Two Season Pass holders on December 5, 2017. As with other expansions, all content released is free for players but can be accessed one week earlier with ownership of its respective Season Pass.
Operation White Noise was superseded by Operation Chimera on March 6, 2018.